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Sample LM92-2487

NavDat sample number 61653 · ANDESITE

Sample

Sample IDLM92-2487
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byMuffler
CommentLyonsville

Location

Latitude40.2962
Longitude-121.72
State / provinceCalifornia
Volcanic fieldMaidu Volcanic Center

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2.65 0 5.3

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO254.81WT%WDXRF
AL2O315.85WT%WDXRF
FE2O31.61WT%WDXRF
FEO5.78WT%WDXRF
FEOT7.22WT%WDXRF
MGO8.27WT%WDXRF
CAO8.94WT%WDXRF
NA2O2.89WT%WDXRF
K2O0.85WT%WDXRF
TIO20.71WT%WDXRF
P2O50.16WT%WDXRF
MNO0.14WT%WDXRF
LOI0.39WT%LOI
TOTAL99.7WT%WDXRF
MG_NUMBER71.8WDXRF
RB13PPMEDXRF
SR469PPMEDXRF
BA252PPMEDXRF
Y23PPMEDXRF
ZR92PPMEDXRF
NB3PPMEDXRF
NI110PPMEDXRF
CU71PPMEDXRF
ZN76PPMEDXRF
CR330PPMEDXRF

References